1. Pendry, J. B., A. J. Holden, D. J. Robbins, and W. J. Stewart, "Magnetism from conductors and enhanced nonlinear phenomena," IEEE Trans. Microw. Theory Tech., Vol. 47, 2075-2084, 1999.
doi:10.1109/22.798002        Google Scholar

2. Smith, D. R., W. J. Padilla, D. C. Vier, S. C. Nemat-Nasser, and S. Schultz, "Composite medium with simultaneously negative permeability and permittivity," Phys. Rev. Lett., Vol. 84, 4184-4187, 2000.
doi:10.1103/PhysRevLett.84.4184        Google Scholar

3. Xi, S., H. Chen, B. I. Wu, and J. A. Kong, "Experimental confirmation of guidance properties using planar anisotropic left-handed metamaterial slabs based on S-ring resonators," Progress In Electromagnetics Research, PIER 84, 279-287, 2008.
doi:10.2528/PIER08062105        Google Scholar

4. Ranc, L., J. Huangfu, H. Chen, X. Zhang, K. Cheng, T. M. Grzegorczyk, and J. A. Kong, "Experimental study on several left-handed metamaterials," Progress in Electromagnetics Research, PIER 51, 249-279, 2005.        Google Scholar

5. Wang, J. F., S. B. Qu, Z. Xu, J. Q. Zhang, Y. M. Yang, H. Ma, and C. Gu, "A candidate three-dimensional GHz left-handed metamaterial composed of coplanar magnetic and electric resonators," Photon Nanostruct.: Fundam Appl., Vol. 6, 183, 2008.
doi:10.1016/j.photonics.2008.08.001        Google Scholar

6. Zhou, J. F., L. Zhang, G. Tuttle, T. Koschny, and C. M. Soukoulis, "Negative index materials using simple short wire pairs," Phys. Rev. B, Vol. 73, 041101, 2006.
doi:10.1103/PhysRevB.73.041101        Google Scholar

7. Dolling, G., C. Enkrich, M. Wegener, J. F. Zhou, C. M. Soukoulis, and S. Linden, "Cut-wire pairs and plate pairs as magnetic atoms for optical metamaterials," Opt. Lett., Vol. 30, 3198-3200, 2005.
doi:10.1364/OL.30.003198        Google Scholar

8. Alici, K. B. and E. Ozbay, "A planar metamaterial: Polarization independent fishnet structure," Photonics Nanostruct.: Fundam. Appl, Vol. 6, 102-107, 2008.
doi:10.1016/j.photonics.2008.01.001        Google Scholar

9. Kafesaki, M., I. Tsiapa, N. Katsarakis, T. Koschny, C. M. Soukoulis, and E. N. Economou, "Left-handed metamaterials: the fish-net structure and its variations," Phys. Rev. B, Vol. 75, 235114, 2007.
doi:10.1103/PhysRevB.75.235114        Google Scholar

10. Guven, K., A. O. Cakmak, M. D. Caliskan, T. F. Gundogdu, M. Kafesaki, C. M. Soukoulis, and E. Ozbay, "Bilayer metamaterial: Analysis of left-handed transmission and retrieval of effective medium parameters," J. Opt. A: Pure Appl. Opt., Vol. 9, 361-365, 2007.
doi:10.1088/1464-4258/9/9/S13        Google Scholar

11. Zhou, J. F., T. Koschny, L. Zhang, G. Tuttle, and C. M. Soukoulis, "Experimental demonstration of negative index of refraction," Appl. Phys. Lett., Vol. 88, 221103, 2006.
doi:10.1063/1.2208264        Google Scholar

12. Wang, J. F., S. B. Qu, Z. X, J. Q. Zhang, H. Ma, Y. M. Yang, and C. Gu, "Broadband planar left-handed metamaterials using split-ring resonator pairs," Photon Nanostruct.: Fundam Appl., Vol. 7, 2009 (accepted).
doi:10.1016/j.photonics.2009.01.001        Google Scholar

13. Holloway, C. L., E. F. Kuester, J. Baker-Jarvis, and P. Kabos, "A double negative (DNG) composite medium composed of magnetodielectric spherical particles embedded in a matrix," IEEE Trans. Antennas Propgat., Vol. 51, No. 10, 2596-2603, 2003.
doi:10.1109/TAP.2003.817563        Google Scholar

14. Kim, J. and A. Gopinath, "Simulation of a metamaterial containing cubic high dielectric resonators," Phys. Rev. B, Vol. 76, 115126, 2007.
doi:10.1103/PhysRevB.76.115126        Google Scholar

15. Ahmadi, A. and H. Mosallaei, "Physical configuration and performance modeling of all-dielectric metamaterials," Phys. Rev. B, Vol. 77, 045104, 2008.
doi:10.1103/PhysRevB.77.045104        Google Scholar

16. Popa, B. I. and S. A. Cummer, "Compact dielectric particles as a building block for low-loss magnetic metamaterials," Phys. Rev. Lett., Vol. 100, 207401, 2008.
doi:10.1103/PhysRevLett.100.207401        Google Scholar

17. Peng, L., L. X. Ran, H. S. Chen, H. F. Zhang, J. A. Kong, and T. M. Grzegorczyk, "Experimental observation of left-handed behavior in an array of standard dielectric resonators," Phys. Rev. Lett., Vol. 98, 157403, 2007.
doi:10.1103/PhysRevLett.98.157403        Google Scholar

18. Lepetit, T. and E. Akmansoy, "dielectric photonic crystals dielectric photonic crystals," Microwave Opt. Tech. Lett., Vol. 50, 909-911, 2008.
doi:10.1002/mop.23227        Google Scholar

19. JylhÄa, L., I. Kolmakov, S. Maslovski, and S. Tretyakova, "Modeling of isotropic backward-wave materials composed of resonant spheres," J. Appl. Phys., Vol. 99, 043102, 2006.
doi:10.1063/1.2173309        Google Scholar

20. Kajfez, D. and P. Guillon, , Noble Publishing Corp., Georgia, 1998.        Google Scholar

21. Chen, X. D., T. M. Grzegorczyk, B.-I. Wu, J. Pacheco, Jr., and J. A. Kong, "Robust method to retrieve the constitutive effective parameters of metamaterials," Phys. Rev. E, Vol. 70, 016608, 2004.
doi:10.1103/PhysRevE.70.016608        Google Scholar

22. Smith, D. R., D. C. Vier, T. Koschny, and C. M. Soukoulis, "Electromagnetic parameter retrieval from inhomogeneous metamaterials," Phys. Rev. E, Vol. 71, 036617, 2005.
doi:10.1103/PhysRevE.71.036617        Google Scholar

23. Koschny, T., P. Markos, D. R. Smith, and C. M. Soukoulis, "Resonant and antiresonant frequency dependence of the effective parameters of metamaterials," Phys. Rev. E, Vol. 68, 065602, 2003.
doi:10.1103/PhysRevE.68.065602        Google Scholar